Lead Java Developer

Job Position: Lead II - Software Engineering

Domain: Information technology (IT)

Location: India - Thiruvananthapuram

Salary: Best in Industry

Job Positions: 1

Experience: 8 - 12 Years

Skills: .Net, Sql Azure, Rest Api, Vue.Js

Notice Period: Immediate – 30 Days

Job Summary:

We are looking for a highly skilled Senior .NET Developer with a minimum of 7 years of experience across the full software development lifecycle, including post-live support. The ideal candidate will have a strong background in .NET backend API development, Agile methodologies, and Cloud infrastructure (preferably Azure). You will play a key role in solution design, development, DevOps pipeline enhancement, and mentoring junior engineers.

Key Responsibilities:

• Design, develop, and maintain scalable and secure .NET backend APIs.
• Collaborate with product owners and stakeholders to understand requirements and translate them into technical solutions.
• Lead and contribute to Agile software delivery processes (Scrum, Kanban).
• Develop and improve CI/CD pipelines and support release cadence targets, using Infrastructure as Code tools (e.g., Terraform).
• Provide post-live support, troubleshooting, and issue resolution as part of full lifecycle responsibilities.
• Implement unit and integration testing to ensure code quality and system stability.
• Work closely with DevOps and cloud engineering teams to manage deployments on Azure (Web Apps, Container Apps, Functions, SQL).
• Contribute to front-end components when necessary, leveraging HTML, CSS, and JavaScript UI frameworks.
• Mentor and coach engineers within a co-located or distributed team environment.
• Maintain best practices in code versioning, testing, and documentation.

Mandatory Skills:

• 7+ years of .NET development experience, including API design and development
• Strong experience with Azure Cloud services, including:
• Web/Container Apps
• Azure Functions
• Azure SQL Server
• Solid understanding of Agile development methodologies (Scrum/Kanban)
• Experience in CI/CD pipeline design and implementation
• Proficient in Infrastructure as Code (IaC) – preferably Terraform
• Strong knowledge of RESTful services and JSON-based APIs
• Experience with unit and integration testing techniques
• Source control using Git
• Strong understanding of HTML, CSS, and cross-browser compatibility

Good-to-Have Skills:

• Experience with Kubernetes and Docker
• Knowledge of JavaScript UI frameworks, ideally Vue.js
• Familiarity with JIRA and Agile project tracking tools
• Exposure to Database as a Service (DBaaS) and Platform as a Service (PaaS) concepts
• Experience mentoring or coaching junior developers
• Strong problem-solving and communication skills

🧠 Job Description: Senior Java Developer (8+ Years Experience)

Location: Mumbai, India

Employment Type: Full-time, Hybrid mode of working

Company: Wissen Technology

Website: www.wissen.com

🚀 About Wissen Technology

Wissen Technology is a specialized technology consulting firm delivering cutting-edge solutions to global leaders in Banking & Finance, Telecom, and Healthcare. Established in 2015 and part of the Wissen Group (founded in 2000), Wissen has scaled rapidly with impressive impact and recognition.

• 🌍 Offices in US, UK, India, Australia, Mexico, and Canada
• 👥 1700+ Wissen Technology professionals; part of a 4500-strong Wissen Group
• 🏆 Great Place to Work® Certified
• 🧠 Featured as a Top 20 AI/ML Vendor (CIO Insider, 2020)
• 📈 Achieved 400% revenue growth in 5 years (with zero external funding)
• 💼 Delivered $1B+ worth of projects to 50+ Fortune 500 companies

Learn more about our work and thought leadership:

📄 Articles by Wissen | 💼 LinkedIn

About the Role

We are seeking an experienced Senior Java Developer with 8+ years of hands-on expertise in building scalable, high-performance applications. The ideal candidate will have strong fundamentals in Java, OOPS, Multithreading, Spring concepts, and SQL, and will play a key role in designing, developing, and optimizing enterprise-grade solutions.

Key Responsibilities

• Design, develop, and maintain complex applications using Core Java and Spring frameworks
• Apply advanced Object-Oriented Programming (OOPS) principles to deliver clean, modular, and reusable code
• Implement and optimize multithreaded applications for high-performance systems
• Work with SQL databases for efficient data modeling, query optimization, and integration
• Collaborate with cross-functional teams to gather requirements and translate them into technical solutions
• Conduct code reviews, troubleshoot issues, and ensure adherence to best practices
• Mentor junior developers and contribute to technical knowledge sharing within the team
• Ensure application scalability, performance tuning, and security compliance

Required Skills & Qualifications

• Bachelor’s/Master’s degree in Computer Science, Engineering, or related field
• 8+ years of professional experience in Java development
• Strong expertise in Core Java, OOPS, and Multithreading
• Hands-on experience with Spring concepts (Spring Core, Spring MVC, Spring Boot preferred)
• Proficiency in SQL and database design (MySQL, Oracle, PostgreSQL, etc.)
• Solid understanding of software development life cycle (SDLC) and Agile methodologies
• Strong analytical, problem-solving, and communication skills

🌟 Why Wissen?

Join a company that combines start-up agility with enterprise stability. Work alongside some of the brightest minds from institutions like MIT, Wharton, IITs, IIMs, and NITs. Be part of mission-critical projects for Fortune 500 giants, and grow in a culture that invests in your future.

• Build campaign generation services which can send app notifications at a speed of 10 million a minute
• Dashboards to show Real time key performance indicators to clients
• Develop complex user segmentation engines which creates segments on Terabytes of data within few seconds
• Building highly available & horizontally scalable platform services for ever growing data
• Use cloud based services like AWS Lambda for blazing fast throughput & auto scalability
• Work on complex analytics on terabytes of data like building Cohorts, Funnels, User path analysis, Recency Frequency & Monetary analysis at blazing speed
• You will build backend services and APIs to create scalable engineering systems.
• As an individual contributor, you will tackle some of our broadest technical challenges that requires deep technical knowledge, hands-on software development and seamless collaboration with all functions.
• You will envision and develop features that are highly reliable and fault tolerant to deliver a superior customer experience.
• Collaborating various highly-functional teams in the company to meet deliverables throughout the software development lifecycle.
• Identify and improvise areas of improvement through data insights and research.

• 2-5 years of experience in backend development and must have worked on Java/shell/Perl/python scripting.
• Solid understanding of engineering best practices, continuous integration, and incremental delivery.
• Strong analytical skills, debugging and troubleshooting skills, product line analysis.
• Follower of agile methodology (Sprint planning, working on JIRA, retrospective etc).
• Proficiency in usage of tools like Docker, Maven, Jenkins and knowledge on frameworks in Java like spring, spring boot, hibernate, JPA.
• Ability to design application modules using various concepts like object oriented, multi-threading, synchronization, caching, fault tolerance, sockets, various IPCs, database interfaces etc.
• Hands on experience on Redis, MySQL and streaming technologies like Kafka producer consumers and NoSQL databases like mongo dB/Cassandra.
• Knowledge about versioning like Git and deployment processes like CICD.

We are looking for JAVA Developers with 5 Plus years of Experience for our Client in the Banking sector .

Job location : Navi Mumbai (Work from Office)

Qualification: MCA / Graduate in Computer Science

Skills:

-Java, Spring boot ,JavaScript, XML

-Tomcat and Jboss

-JWT Token generation and Authentication

-REST and SOAP web services

-Spring Framework and Spring securities

-Oracle 11g

-TFS

Basic knowledge of frontend will be an added advantage

Roles and Responsibilities

-Candidate should have hands on experience in developing both REST and SOAP web services for web-based application.

-Should co-operate with the frontend developer in the integration process

-Implementing secure coding practices

-Bug fixing

-Should be able to deploy the application

Role : Lead Dot net Developer

Experience : 9 to 11 Years

Job Location : Chennai

About OJ Commerce:

OJ Commerce is a fast-growing, profitable online retailer based in Florida, USA with a full-fledged India office based in Chennai driven by a sophisticated, data-driven system to run the operations with virtually no human intervention. We strive to be the best-in-class ecommerce company delivering exceptional value to customers by leveraging technology, innovation and brand-partnerships to provide a seamless & enjoyable shopping of high-quality products at the best prices to our customers.

Responsibilities:

• Self-Motivated and committed individual with ability to take initiatives and manage change and work towards agreed targets/goals and with creative approach to work

• Collaborative with team using Agile methodologies to encourage creative design thinking and find innovative ways to develop with cutting edge technologies

• Provides the Development Lead with accurate and precise estimates for assigned task duration, along with confidence levels and foreseeable dependencies

• Provides problem resolution support, specific to application issues, identifies and resolves problems in application software, determines symptoms and ensures accurate problem definition

• Develop documentation throughout the software development life cycle (SDLC)

Skills

• 9+ years of experience as Lead hands-on developer with deep experience in building enterprise grade software in Microsoft ASP.NET Core, ASP.NET MVC, Web API, SOA, Micro-Services and RESTful Services with knowledge of SQL Server database.

• Strong experience in developing web applications in C#, .NET, LINQ, Net Framework 4.0, MVC 3/4/5, JQuery, Server side development experience with ASP.NET Web API

• Experience in Containers like Docker, Kubernetes and Cloud platforms like Google Cloud, AWS.

• Hands-on experience in building SOA or Micro-services preferably on .NET Core.

• Strong expertise in an object oriented principles and software design patterns.

• Proven Architectural skills with high standards in Code quality

• Knowledge of AngularJS or Typescript would be added advantage.

• Experience in DevOps, Agile practise, CI/CD tools, TFS and Cloud infrastructure.

What we Offer

• Competitive salary

• Medical Benefits/Accident Cover

• Flexi Office Working Hours

• Fast paced start up

Responsibilities: 

As a backend developer you would be responsible for:   

• Executing full lifecycle software development
• Architect and conceptualise the solution from initiation to completion meeting client requirements 
• Work with customer and their integration partners to ensure the product is well integrated 
• Programming well-designed, testable and efficient code 
• Develop flowcharts, layouts and documentation to identify requirements and solutions 
• Work with cross-functional teams (Product, Engineering and ML team) to craft custom solutions 
• Ensure clients change requests are addressed effectively in a timely manner 

Requirements:  

• 2+ years of experience in architecture and developing high performance web applications
• In-depth understanding of the entire web development process (design, development, and deployment)
• Strong NoSQL and/or SQL database design and query writing skills with a commitment to performance and efficiency 
• Knowledge of RESTful API and SOAP Webservices paradigms 
• Experience with CRM/ERPs like systems SAP, Oracle, SalesForce, Servicenow, Workday, etc. would be a huge plus 
• Ability to operate in a highly ambiguous and fast-paced environment 
• Superior verbal and written communication skills 

Our Technology Stacks:  

• Demonstrated experience in our tech stack will be a big plus as it lets you get up and running with our product that much sooner 
• Node.js back-end with typescript 
• MongoDB as database 
• React to power our user interfaces (don't worry, we don't expect it for back-end) 
• NGINX as our web server 
• RabbitMQ 
• Redis 
• Elasticsearch 
• Docker 

We are looking for a Java Developer with experience in building high-performing, scalable, enterprise-grade applications.

You will be part of a talented software team that works on mission-critical applications. Java developer roles and responsibilities include managing Java/Java EE application development while providing expertise in the full software development lifecycle, from concept and design to testing.

Java developer responsibilities include designing, developing and delivering high-volume, low-latency applications for mission-critical systems.

• Contribute in all phases of the development lifecycle
• Write well designed, testable, efficient code
• Ensure designs are in compliance with specifications
• Prepare and produce releases of software components
• Support continuous improvement by investigating alternatives and technologies and presenting these for architectural review

• BS/MS degree in Computer Science, Engineering or a related subject
• Proven hands-on Software Development experience (Microservices & Springboot)
• Proven working experience in Java development
• Hands on experience in designing and developing applications using Java EE platforms
• Object Oriented analysis and design using common design patterns.
• Excellent knowledge of Relational Databases, SQL and ORM technologies (JPA2, Hibernate)
• Experience in the Spring Framework
• Experience in developing web applications using at least one popular web framework (Spring MVC)
• Experience with test-driven development

• Well versed in Core Java, OOPs concepts, collections, multi-threading, concurrency, lambdas, and streams.
• Hands-on knowledge of Spring Core, MVC, JPA, Security, transaction
• Working knowledge of REST API designing as well as development, using Spring.
• Exposure to Spring Boot, Docker, Kubernetes, OpenShift for the microservices environment.
• Savvy with SQL and database concepts.
• Ability to use frameworks like JUnit, Mockito, etc., for implementing unit testing.
• Sound understanding of code versioning tools, such as Git/bit bucket with Maven.
• Should have worked in a CI/CD environment with TeamCity/Jenkins.